MA - VPH Matrix Spike #2 Rev 1.1

Calibration Standard THC 20 Analytes, each concentration as listed in cyclohexane; unit : 6x1mL The working standard concentrations are: o-Terphenyl (ITSD) 200 µg/mL 5a-Androstane (ITSD)

4-tert-Butylphenyldiphenyl phosphate,100 µg/mL,isooctane,1mL,

17 alpha(H),21ß(H)-28,30-Bisnorhopane, neat, Solvent-neat, Unit ca. 1µg , # of units-1, Cas.no.